Home / 13,592.66-20,385.27-3,729.60

Finding the Fourth Proportional to 13,592.66, 20,385.27 and 3,729.60

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Solution

The fourth proportional to 13,592.66, 20,385.27 and 3,729.60 is: 5,593.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.66 : 20,385.27 = 3,729.60 : x
  2. Step 2: Convert to fraction form
    13,592.66/20,385.27 = 3,729.60/x
  3. Step 3: Cross multiply
    13,592.66x = 20,385.27 × 3,729.60
  4. Step 4: Simplify right side
    13,592.66x = 76,028,902.99
  5. Step 5: Solve for x
    x = 76,028,902.99/13,592.66
  6. Step 6: Final answer
    x = 5,593.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.